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Rails patches critical Active Storage flaw with RCE potential
August 1, 2026 · BleepingComputer · Severity: CRITICAL
A critical vulnerability in Rails' Active Storage framework allows unauthenticated attackers to read arbitrary files and potentially achieve remote code execution. Users should apply the patch immediately.
Key Takeaways
- Critical Rails Active Storage flaw allows arbitrary file reading.
- Unauthenticated attackers could potentially escalate to remote code execution.
- Patch immediately to prevent exploitation of this vulnerability.